Frederick Grinnell
id:
frederick-grinnell-257-7322793
title:
Frederick Grinnell
text:
Frederick Grinnell was a pioneer in fire safety and was the creator of the first practical automatic fire sprinkler.
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Frederick_Grinnell
date created:
date modified:
2023-03-24T05:51:50Z
main entity:
{"identifier":"Q5497896","url":"https://www.wikidata.org/entity/Q5497896"}
image:
fields total:
13
integrity:
13